DME ground apparatus

Details DME ground apparatus DME ground apparatus

2008-05-29

2010-06-29

Tarcza, Thomas H (Department: 3662)

Communications: directive radio wave systems and devices (e.g.,

Radar transponder system

Navigational

C342S030000

Reexamination Certificate

active

07746269

ABSTRACT:
The transponder unit provided in a DME ground apparatus detects the transmission rate at which to transmit the pulse-pairs constituting a response signal. The threshold of the reception level of the pulse detection unit provided in the transponder unit is raised as the transmission rate increases.

REFERENCES:
patent: 3716857 (1973-02-01), LeGrand
patent: 3975731 (1976-08-01), Latham et al.
patent: 4010465 (1977-03-01), Dodington et al.
patent: 5859878 (1999-01-01), Phillips et al.
patent: 7423564 (2008-09-01), Kitayama et al.
patent: 2002/0068536 (2002-06-01), Davis et al.
patent: 2006/0262006 (2006-11-01), Vavik
patent: 08-068843 (1996-03-01), None
patent: 2629612 (1997-04-01), None

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